Holder for a plastic trash bag design



FIG. 1 is a perspective view showing the top, right, and front of a holder for a plastic trash bag showing my new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a perspective view thereof, like FIG. 1, but showing the lid open. 

The ornamental design for a holder for a plastic trash bag, as shown and described. 